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Saturday, 31 October

JEE Main · Chemistry · Amines

Gabriel Phthalimide Synthesis

JEE Main asked Gabriel Phthalimide Synthesis 8 times in 8 of the 108 shifts Lumi analysed, in 2020, 2021, 2022, 2023, 2024 and 2026. It belongs to Amines (Chemistry). The longest wait between two years asking it was 2 years. In 2021 and 2026 it came in more than one shift of the same year.

Updated 2026-10-24

Times asked
8
in 8 shifts
Years
6 of 8
First asked
2020
last in 2026
Pattern
Asked most years
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2020, 2021, 2022, 2023, 2024 and 2026. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.

00.150.30’170.08’200.07’210.03’220.07’230.05’240’250.22’26

Raw count: 2017: 0 in 1 shift · 2020: 1 in 12 shifts · 2021: 2 in 24 shifts · 2022: 1 in 24 shifts · 2023: 1 in 12 shifts · 2024: 1 in 18 shifts · 2025: 0 in 8 shifts · 2026: 2 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20262 of 9
  • 20250 of 8
  • 20241 of 18
  • 20231 of 12
  • 20221 of 24
  • 20212 of 24
  • 20201 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Numerical value is the usual form. Skill tested: application.

  • Count correct statements on amines
  • Count compounds satisfying reaction conditions

Difficulty

Easy 2Medium 5Hard 1

3 of the 8 questions had a numerical answer.

Every question

All 8 questions

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 6 Apr 2026, Shift 2 · Q68The number of compounds from the following which can undergo reaction with Br2\mathrm{Br_2}/KOH (alcoholic) to give respective products and…MediumOtherHas a figure
  2. 5 Apr 2026, Shift 1 · Q68Identify the incorrect statements. A. [figure: benzylamine, C6H5CH2NH2\mathrm{C_6H_5CH_2NH_2}] is a stronger base than [figure: aniline,…MediumOtherHas a figure
  3. 4 Apr 2024, Shift 2 · Q90Phthalimide is made to undergo following sequence of reactions. Phthalimide →(ii) Benzylchloride(i) KOH\xrightarrow[\text{(ii) Benzylchloride}]{\text{(i) KOH}} 'P'…MediumNumerical value
  4. 6 Apr 2023, Shift 2 · Q90Number of isomeric aromatic amines with molecular formula C8H11N\mathrm{C_8H_{11}N}, which can be synthesized by Gabriel Phthalimide synthesis…HardNumerical value
  5. 25 Jul 2022, Shift 1 · Q76An organic compound 'A' on reaction with NH3\mathrm{NH_3} followed by heating gives compound B. Which on further strong heating gives…MediumDiagram basedHas a figure
  6. 25 Jul 2021, Shift 1 · Q47Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R). Assertion (A) : Gabriel phthalimide…EasyAssertion–reason
  7. 24 Feb 2021, Shift 2 · Q59The total number of amines among the following which can be synthesized by Gabriel synthesis is __________. (A) [figure: CH3\mathrm{CH_3}…MediumNumerical valueHas a figure
  8. 6 Sep 2020, Shift 2 · Q28Which of the following compounds can be prepared in good yield by Gabriel phthalimide synthesis ?EasySingle correctHas a figure

Shifts: 6 Sep 2020, Shift 2, 24 Feb 2021, Shift 2, 25 Jul 2021, Shift 1, 25 Jul 2022, Shift 1, 6 Apr 2023, Shift 2, 4 Apr 2024, Shift 2, 5 Apr 2026, Shift 1, 6 Apr 2026, Shift 2.

Same topic

Other ideas in Amines

Amines has 26 ideas JEE Main has asked; 14 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas